熊猫大王
英语作文句型一、开头句型1.As far as …is concerned 就……而言2.It goes without saying that… 不言而喻,…3.It can be said with certainty that… 可以肯定地说……4.As the proverb says, 正如谚语所说的,5.It has to be noticed that… 它必须注意到,…6.It's generally recognized that… 它普遍认为…7.It's likely that … 这可能是因为…8.It's hardly that… 这是很难的……9.It's hardly too much to say that… 它几乎没有太多的说…10.What calls for special attention is that…需要特别注意的是11.There's no denying the fact that…毫无疑问,无可否认12.Nothing is more important than the fact that… 没有什么比这更重要的是…13.what's far more important is that… 更重要的是…二、衔接句型1.A case in point is … 一个典型的例子是…2.As is often the case…由于通常情况下…3.As stated in the previous paragraph 如前段所述4.But the problem is not so simple.Therefore 然而问题并非如此简单,所以……5.But it's a pity that… 但遗憾的是…6.For all that…对于这一切…… In spite of the fact that…尽管事实……7.Further, we hold opinion that… 此外,我们坚持认为,…8.However , the difficulty lies in…然而,困难在于…9.Similarly, we should pay attention to… 同样,我们要注意…10.not(that)…but(that)…不是,而是11.In view of the present station.鉴于目前形势12.As has been mentioned above…正如上面所提到的…13.In this respect, we may as well (say) 从这个角度上我们可以说14.However, we have to look at the other side of the coin, that is… 然而我们还得看到事物的另一方面,即 …三、结尾句型1.I will conclude by saying… 最后我要说…2.Therefore, we have the reason to believe that…因此,我们有理由相信…3.All things considered,总而言之 It may be safely said that…它可以有把握地说……4.Therefore, in my opinion, it's more advisable…因此,在我看来,更可取的是…5.From what has been discussed above, we may safely draw the conclusion that…通过以上讨论,我们可以得出结论…6.The data/statistics/figures lead us to the conclusion that…通过数据我们得到的结论是,…7.It can be concluded from the discussion that…从中我们可以得出这样的结论8.From my point of view, it would be better if…在我看来……也许更好四、举例句型1.Let's take…to illustrate this.2.let's take the above chart as an example to illustrate this.3.Here is one more example.4.Take … for example.5.The same is true of…6.This offers a typical instance of…7.We may quote a common example of…8.Just think of…五、常用于引言段的句型1.Some people think that … 有些人认为…To be frank, I can not agree with their opinion for the reasons below.坦率地说,我不能同意他们的意见,理由如下。2.For years, … has been seen as …, but things are quite different now.多年来,……一直被视为……,但今天的情况有很大的不同。3.I believe the title statement is valid because… 我认为这个论点是正确的,因为…4.I cannot entirely agree with the idea that …我无法完全同意这一观点的… I believe…5.My argument for this view goes as follows.我对这个问题的看法如下。6.Along with the development of…, more and more…随着……的发展,越来越多…7.There is a long-running debate as to whether…有一个长期运行的辩论,是否…8.It is commonly/generally/widely/ believed /held/accepted/recognized that…它通常是认为…9.As far as I am concerned, I completely agree with the former/ the latter.就我而言,我完全同意前者/后者。10.Before giving my opinion, I think it is essential to look at the argument of both sides.在给出我的观点之前,我想有必要看看双方的论据。六、表示比较和对比的常用句型和表达法1.A is completely / totally / entirely different from B.2.A and B are different in some/every way / respect / aspect.3.A and B differ in…4.A differs from B in…5.The difference between A and B is/lies in/exists in…6.Compared with/In contrast to/Unlike A, B…7.A…, on the other hand,/in contrast,/while/whereas B…8.While it is generally believed that A …, I believe B…9.Despite their similarities, A and B are also different.10.Both A and B … However, A…; on the other hand, B…11.The most striking difference is that A…, while B…七、演绎法常用的句型1.There are several reasons for…, but in general, they come down to three major ones.有几个原因……,但一般,他们可以归结为三个主要的。2.There are many factors that may account for…, but the following are the most typical ones.有许多因素可能占…,但以下是最典型的。3.Many ways can contribute to solving this problem, but the following ones may be most effective.有很多方法可以解决这个问题,但下面的可能是最有效的。4.Generally, the advantages can be listed as follows.一般来说,这些优势可以列举如下。5.The reasons are as follows.八、因果推理法常用句型1.Because/Since we read the book, we have learned a lot.2.If we read the book, we would learn a lot.3.We read the book; as a result / therefore / thus / hence / consequently / for this reason / because of this, we've learned a lot.4.As a result of /Because of/Due to/Owing to reading the book, we've learned a lot.由于阅读这本书,我们已经学到了很多。5.The cause of/reason for/overweight is eating too much.6.Overweight is caused by/due to/because of eating too much.7.The effect/consequence/result of eating too much is overweight.8.Eating too much causes/results in/leads to overweight. 吃太多导致超重。
依锦风韵
Universalsentencepattern。Subject主语)+Verb谓语);这种句型中的动词大多是不及物动词,所谓不及物动词,就是这种动词后不可以直接接宾语。Subject主语)+Link.V系动词)+Predicate表语);这种句型主要用来表示主语的特点、身份等。Subject主语)+Verb谓语)+Object宾语);这种句型中的动词一般为及物动词,所谓及物动词,就是这种动词后可以直接接宾语,其宾语通常由名词、代词、动词不定式、动名词或从句等来充当。一站式出国留学攻略
桃紅梨白
高中英语作文常用句型
在日复一日的学习、工作或生活中,大家都有写作文的经历,对作文很是熟悉吧,通过作文可以把我们那些零零散散的思想,聚集在一块。那么你有了解过作文吗?以下是我收集整理的高中英语作文常用句型,希望能够帮助到大家。
1.It is important for everyone to learn English well in our rapidly developing world. 在这个迅速发展的世界里,对每个人来说,学好英语是非常重要的。
2.The harder you work at it, the more progress you will make.
3.你工作越努力,你取得的进步就越大。
4.If everyone makes a contribution to protecting the environment, the world will become much more beautiful. 如果每个人都为保护环境做出贡献,世界会变得更加美好。
5.The best way to remember new words is to practice them everyday.
6.记忆新单词最好的方法是每天操练这些单词。
7.The atmosphere in my family is fantastic. 我的家庭气氛温馨和睦。
8.The reason why people choose to live in the city is that the life is more convenient and colorful.
9.人们为什么选择生活在城市的原因是因为城市的`生活更方便、更多彩。
10.I had a great first impression of American people.
11.我对美国人民有了很好的第一印象。
12.We have lots of confidence in our ability to solve any problem.
13.我们对自己解决问题的能力有足够的信心。
14.With the rapid development of modern technology, the Internet has become a necessary part of our daily life and work.
15.随着现代科技的迅速发展,互联网已经成为生活和工作中必不可少的一部分。
16.You should read as many books as you possibly can.
17.China is becoming more and more prosperous because of the reform and “opening up” policy. 由于实施了改革开放政策,中国变得更加繁荣了。
18.We all need clean air to breathe; we all need clean water to drink; we all need green places to enjoy.我们都需要呼吸清新的空气,我们都需要饮用洁净的水,我们都需要绿地来享受。
19.Let’s work together to make our world a better place.
20.让我们一起努力把世界变得更加美好。
21.I suppose electronic dictionaries are convenient, but Iead to laziness! 我觉得电子字典很方便,但会使人们变懒。
22.In conclusion, the advantages of studying abroad outweigh its disadvantages 总之,出国留学的优点要大于它的缺点。
23.Now, I think it is really successful experience, and I totally understand what labor means.现在,我想这真是一次成功的经历,并且我完全理解了劳动的意义。
24.From this earthquake, I realized that the power of the mass is endless. 通过这次的地震,我认识到了群众的力量是无穷的。
25.If you have spare time to visit my hometown, I’d be more than happy to be your guide.如果你有空闲时间我的家乡做客,我会非常乐意做你的导游。
26.Nowadays, both teachers and parents worry a great deal about the student’s using the Internet.如今,老师和家长都对学生上网现象极为担心。
27.Views on the issue in question vary from person to person.
28.对于该问题的看法因人而异。
29.We are blessed with new opportunities and faced with new challenges. 我们被赋予新的机会和面临着新的挑战。
30.Thank you for your consideration.感谢你的体谅。
31.I really appreciate what you’ve done for my family and me.
32.我衷心感谢你为我和我家人所做的一切。
33.We should be very grateful if you help our children with their English study 如果你帮助我们小孩学英语,我们将感激不尽。
34.We should make full use of our time to do useful and productive things. 我们应该充分利用好时间去做有用的、富有成效的事。
35.In 2008, you will see Beijing as beautiful as a garden, with cleaner water and clearer sky.到2008年,我们会看到北京像花园一样,有着更加清澈的河水和碧透的天空。
36.How nice to hear from you again.能再次收到你的来信真是太好了。
37.Your early reply will be highly appreciated.敬盼早日回复。
38.I’m looking forward to meeting you in no time.我期待与你早日相见。
39.If you have any questions or requests, please let me know.
40.如果你有什么问题和请求只管跟我说。
41.No matter what you do in the future, English will always be important. 不管你将来做什么,英语都是最重要的。
42.Nothing is more important than to receive education.
43.没有什么比接受教育更重要的事了
44.There is no doubt that playing video game is going to be their biggest problem for students to affect study.毫无疑问,玩电子游戏正在成为影响学生学习的最大问题。
45.Obviously, it is high/(about) time that we took some effective measures to solve the problem.显然,早该采取一些积极的措施来解决问题。
46.I suggest the department concerned taking some effective measures to improve the present situation.我建议有关部门采取一些有效措施改善现状。
47.Since he went to senior high school, he has worked very hard.
48.自从他上高中,他一直很用功。
49.We should spare no effort to beautify our environment.
50.我们应该不遗余力的美化我们的环境。
51.Smoking has a great influence on our health.
52.As a proverb says, /( As is well known to us,) storms make trees take deeper roots.有句名言说道:风暴使树木深深扎根。
一、总结句型
1) ……in general/above all/with the result that
2) As far as I am concerned/as for me,……
3) This truth above seems to be self-evident.
4) Whether we examine the ……above,such things can happens anywhere anytime to anyone.
5) In my point of view,I like/prefer A much more than B.
6) I still prefer A,however,for they teach me not only to be ……but also to be……,both in ……and in……
7) There is no doubt that……
8) In order to make our world a better place in which to live we should efforts to……
9) To a large extent,……,therefore,reflects……
10) If all above mentioned measures are achieved,……
11) Wherever you are and whatever you do,……is always meaningful.
12) So clear/evident/obvious it is that there are quite different opinions on it.
13) Now,which one do you prefer——the one……or the one……? Were it left to me to select,I should not hesitated a moment to choose the former/latter.
二、开首句型
1) Have you ever gone……? Have you ever been to……? If you have no experience like these,your life is an inadequate one.
2) Are you……? Are you……? We are,usually.
3) In large part as a consequence of……,somebody have focused a great deal of attention in recent years on something.
4) We expect the day will come when A with its characteristic of……
5) Being adj.is one of the virtues that people must possess (not only in……but also in……/during……/when……)
6) What A to B,that C to D
7) Currently,there is a widespread/serious concern over that……
8) The reasons for the……are manifold,for instance,……
9) Several factors contribute to this……,such as……,as for as I’m concerned,however,……is the most significant ingredient/element.
10) ……is more violent than what we thought it should be before.
11) There are intimate relations between the two.
三、并列句型
1) Some people like A due to…… However,there are many young people,including me,especially like B.
2) There might be two reasons,I think……,for the change.
3) A and B are both important,they are attribute which are equally necessary for a person to achieve success in his life.
4) Different people have different attitudes towards……,some believe that……others,however,argue that……still others maintain that……
5) First……besides,in addition……what’s more……
6) For one thing……nevertheless,for another……
四、转折句型
1)……Such defects as mentioned above can be prevented by the other way of ……
2) Except for ……’s sake only.
3) Perhaps A is the wrong word,however,B might be better.
4) First……last but not least……
5) Shall we do this? Not necessary the case.
6) ……,and vice versa indeed .
7) On the contrary,in spite of these increase……
8) Compared with A,B has many advantages such as……
9) Not so much…… as he had talked about.
10) ……,the truth of the matter,however,is that……
11) For some,the way maybe right,nevertheless,for many others……
12) As everything going to the extreme has its negative aspects,so has……
13) It is fairly well know that……however,it is less know that……
14) ……,but this was not always the case.
15) At first,……different in their opinions,on second thoughts,however,all of them agree to……
16) None the less(尽管如此)……
17) When people succeed,it is because of hard work,however,luck has a lot to do with it too.
18) ……,sometimes it isn’t totally the case,however.
19) Do some A else but B.
五、名理句型
1) It is usually the case that ……
2) It is plain common sense——the more/less……the more/less……
3) The serious reality had taught us a lesson:not being environment friendly will be avenged mercilessly.
4) As a proverb says/as is known to all/as a popular saying goes,……
5) I can think of no better illustration than an English poem/adage which goes like this:……
6) The old story of……can serve as a good illustration that……
六、强调句型
1) With/due to/spurred by……we can certainly cope with any task we are faced with,that is,……
2) The reason why……is no other than……as I know.
3) The same thing is true with……
4) What I want to point out is that,for a person who wants to be successful in life and to be useful in society,he will have to learn to be both A and B.
5) What a wonderful picture? Especially for we students always swimming in the sea of books!
6) It’s high time that immediate measures were taken to better the strength and face the challenges.
7) Before everything else,……is the secret of success.
七、图表句型
1) From the figures/statistics given in the table it can be seen/noticed that……
2) From the graph/table/diagram/chart above,we can see that……obviously.
3) As show in the chart/by the graph……
4) Have you ever anticipated the prospects of……in the coming decades? Let us just take a look at the figures of……as shown in the graph above.
5) The gap between……and……will be further widened.
6) In face of increasingly serious shortage of energy,we should take effective measures/which of the measures we should take?
7) It is clear that the increase of percentage gets greater and greater.
8) By……,the number of……had less/more than doubled/tripled compared with that of……
9)短语:made up about……/the figure amounted to/will rise to/will reach/will double that/will tripled that
1、at the same time 同时 for instance 例如
2、Besides/what,s more 而且;此外 from now on 从此
3、but 但是 by this time 此时
4、after a few days 几天以后 certainly 无疑地;当然地
5、beside 此外 for this purpose 为了这个目的
6、of course当然 truly 事实上;真实地
7、by and large 一般说来 thus 因此
8、all the same 依然;照样 however 然而;无论如何
9、to begin with 首先;第一 一方面…(另一方面)
10、meanwhile 与此同时 thirdly 第三
11、as a result结果 in sum 总之,简而言之
12、in the first place 首先;第一 on the whole 总起来说
13、above all 最重要的是 accordingly 于是
14、after all 毕竟 fortunately 幸运地
15、no doubt 无疑地 such as 正如
16、by doing so 如此 to sum up 总而言之
17、all in all 总之
18、at first 最初 for one thing…(for another)
19、certainly 当然地;无疑地 obviously 显然
20、currently 目前;最后 recently 最近
21、in addition 此外 second 第二;第二点
22、in fact 事实上 unlike 不像……;和……不同
23、obviously 明显地 later 后来
24、as a matter of fact 事实上 yet仍;然而;但是
25、moreover 而且,此外 for another 其次
26、in short 简而言之 truly 的确
27、in fact 事实上 similarly 同样地
28、still 仍然 unfortunately 不幸地
29、also/too 并且;又 for example 例如
30、in addition to… 除…之外 secondly 第二
31、in conclusion 总之,最后 undoubtedly 无疑
32、at the same time同时;然而 luckily 幸运地
33、indeed 的确 third 第三;第三点
34、in brief 简言之 no doubt 毫无疑问
35、particularly特别地 unlike …不像……;和……不同
36、anyway 无论如何 in spite of 尽管……;虽然……
37、though/although 尽管 no doubt 无疑地
38、at present 现在;当今 首先…(其次)…
39、finally 最后 to conclude 总而言之
40、in particular 特别(地) soon 不久
41、briefly 简单扼要地 to speak frankly 坦白地说
42、eventually 最后 surely 无疑
43、what is more 而且;此外
44、in the same way 同样地 still 仍然
45、at last 最后 therefore 因此
46、as I have said 如我所述 on the whole 总体来说;整个看来
47、in a word 总之 so 所以
48、presently 现在;此刻 now 现在
49、first(ly)第一 in general 一般说来
50、even though即使 otherwise 否则
51、in/by contrast 对比之下 on the contrary 相反地
52、in the beginning 起初 one the one hand…(on the other hand)
53、in other words 换句话说 so 所以
54、after/after that/afterwards此后 by this time 此时
55、first of all 首先;第一 generally speaking 一般地说
56、lately 最近 to start with 首先;第一
57、as has been noted 如前所述 in summary 简要地说
58、after a while过了一会儿 therefore 因此;结果
59、by the way 顺便提一句 then 然后
、人生海海
一篇合格的作文应该包含引言、正文、结尾等完整的各个部分,每一部分的承上启下都需要一个合适不突兀的转折,这些常用的句型考生可以提前准备,牢记在心即可以在需要的地方流畅使用,2018考研英语:作文各部分常用句型。而针对一些图像和表格题目,概述和描述性的固定句型也需要考生掌握。这里整理了英语作文中常用的各个类型的句型,未来的考生们要善加运用哦!
一、“引言”段落中的常用句型
1. …is a very popular topic which is much talked about not only by …but also by …
家庭人口多好还是家庭人口少好是一个非常通俗的主题,不仅是城里人,而且农民都经常谈论这个问题。
Weahter a large family is a good thing or not is a very popular topic which is often talked about not only by city residents but by farners as well.
2.There is no denying the fact that…
无可否认,空气污染是一个极其严重的问题:城市当局应该采取有力措施来解决它。
There is no denying the fact that air pollution is an extemerely serious problem:the city authorities should take strong measures to deal with it.
3.As is known to all,…
众所周知,假冒伪劣商品损害了消费者的利益。
As is known to all,fake and inferior commodities harm the interests of consumers.(=do a lot of harm to the interests of comsumers)
4.More and more people are realing the importance of …
现在越来越多的人认识到法制教育的`重要性。为了维护社会治安,我们每人都应该接受法制教育。
Tody an increaasing number of people have realized that law education is of great importance .In order to keep law and order,very one of us is supposed to get(=receive)a law education.
5.FromwhatIhavementionedabovewecanseeclearlythat…
从上面我所提到的,我们可以清楚地看到,电视暴力对青少年的影响是极其深远的。
From what I have mentoned above,we can see clearly that violence on TV has great influence on young adults‘behaviour.(或 teenagers’behavior 或 youngsters‘behavior)
二、“正文”段落中常用的句型
1.There are some good reasons for…(分析原因)
two possible
人民生活状况的改善原因有两点。首先,我们一直在贯彻执行改革开放政策。其次,国民经济正在迅速发展,而且出生率已经得到控制。
There are two reasons for the improvement in people‘s living conditions.Inthefirst place,we have been carrying out the reform and opening-up policy.Secondly,there has been a rapid expansion of our national economy .Further-more,the birth rate has been put under control.
2.My suggestions to deal with the problem are as follows.In the first place,… Secondly,…Finally… solve
tackle
relieve (提出建议)
我对解决这个问题的建议如下。首先,迫在眉睫的是建立自然保护区。其次,有些濒临灭绝的珍稀野生动物应该收捕、人工喂养并繁殖。最后,对于捕猎珍稀野生动物的人必须严惩。
My suggestions to deal with the problem are as follows .To begin with,it is urgent to create nature reserves.Secondly,certain rare wild animals that are goingtobeextinct should be collected,fed and reproduced artificially.Finally ,those who hunter them must be punished severely.
3.Different people have different opinions on this question.Some people believe that …
Others
problem. matter. argue that… Still others assert that…(论述不同看法)
人们对失败持有不同的态度。面对失败,有人能够经得起考验,从失败中汲取教训,并努力去完成他们下定决心要做的事情。然而,另一些人却丧失信心并退却了。
People differ in their attitudes towards failure.Faced with it ,some of them can stand up to it .draw useful lessons from it and try hard to fulfii what they are determined to do.Others,however,lose heart and give in.
4.It is important (nessary, urgent, difficult, easy, expensive, desirable, abvisable,convenient, comfortable)for sb. to do sth. (发表意见)
人们希望建立更多的医院、购物中心、娱乐中心、电影院和其他公用设施来满足人民日益增长的需求。
It is desirable to build more hospitals,shopping centres,recreation centres,cinemas and other public facilities to meet the growing needs of people.
5.As a popular saying goes “Everything has two sides.” (分析利弊)
常言道:“事物总是一分为二的”。如今人们从科技发明中得到越来越多的好处。另一方面,科技进步也给我们带来了许多麻烦。现在许多国家的人民饱尝公害之苦。
As a popular saying goes, “Everything has two sides.” Now people (the public)are benefiting more and more from scientific and technological inventions. On the other hand,the progress of science and technology is bringing us a lot of trouble.Peoplein many countries are srffering from public hazards.
6.For example, … (举例阐述) For instance, … Let‘s take …for examlpe.
就拿汽车为例,考研英语《2018考研英语:作文各部分常用句型》。汽车不仅污染城市空气,而且使城市拥挤不堪。此外,汽车造成许多交通事故。汽车所产生的噪音使居住在街道两旁的居民日夜不得安宁。
Les ‘ s take cars for example.They not only pollute the air in cities,but make them crowed.Furthermore,they carse a lot of traffic accidents. (…, they are responsible for a lot of traffic accidents.) The noise made by cars disturbs the residents living on both sides of streets all day and night.
7.It is generally believed that … accepted (引证观点) thought held
普遍认为,在发达国家人口增长的主要原因与其说是出生率的上升,还不如说是由于医疗保健的改善的使死亡率下降了。
It is generally believed (=thought) that the chief reason for the increase in population in developed coutries is not so much the rise in birth rates as the decline in death rates as a result of the improvement in medical care.
8. …causes (produces, brings about, leads to, results in …)(因果关系)毫无疑问,需求的增长导致了价格的上涨。
There is no doubt that the increase in demand causes(results in/leads to) the rise in prices.
三、图表概述或描述中常用的句型
1. As is shown by the graph,… (概述图表)
in the table.
正如曲线所示,最近 54 年来该国人口飞速增长。
As is shown by the graph,there has been a rapid increase in the population of the country in the past five years.
2. It can be seen from the table that … (得出结论) shown graph concluded figures estimated statistics
A. 从表中所给的统计数字可以看出,从 1985 年到 1990 年中国的人均收入迅速提高。
From the statistics given in the table it can be seen that the average personal income of the Chinese people increased (grew 、rose) rapidly from 1985 to 1990.
B. 从曲线图可以得出结论,最近 5 年来中国人口的出生率已经大大下降。
It can be concluded from the graph that there has been a great decline in birth rates in China in the past five years.
3. … amount to … (数量总计) add up to come to
sum up to
全部费用合计 200 美元。All the expenses (costs) amount to (= add up to) $ 200.
4. … increase from … to … ( 数量增减 ) decrease rise fall drop
A. 这个工厂生产的彩电已由 1986 年的 5000 台增加到 1990 年的21000 台。
The number of colour TV sets produced by the factory increased (rose , grew , climbed) from 5000 in 1986 to 21000 in 1990.
B.参加者的人数增加到 30 万。The number of paticipants grew up to 300000 persons = increased , reaching 300000 persons)
C. 这个学校的教职工人数已减少到 700 人。The number of teaching staff members in this school has decreased to 700 persons.
5.(be)three times as + 形容词 + as 总产量 total output 钢的年产量 the annual output of 上升 17% rise by 17per cent steel 日产量 the daily output 导致产量下降 result in a diminished output
现在我们地区的粮食产量相当于 1970 年的 3倍。
The grain production (= output)in our area now is three times as great as that of 1970.
6.Compared with … , …
与去年相比,今年 13 项主要产品的产量都有大幅度增长。The factory has an output of 9 million cigarettes daily.
Compared with that of last year,the output of 13 main products (= items) this year has increased to a great extent.
7.There is (was) a rapid rise in … be on the rise
has been sharp increase on the increase
sudden decrease on the decline
steady decline
gradual fall
slow drop
slight
最近几年来这个地区的棉花产量有了迅速增长。
The cotton output in this area has increased rapidly in the past few years.
四、“结尾”段落中常用的句型
1,In my opinion, …
2,Personally, I …
3,In short (= In brief), …
4. In conclusion, …
5.As far as I‘m concerned, …
6. To conclude , it seems clearthat…
至于说到我,我赞成前一种观点。所以,我的结论是,只要我们坚持正确的东西,改正错误的东西,我们就一定能成功。
As far as I‘mconcerned,I’ m in favour of the former view.Therefore,my conclusion is that we are certain to succeed as long as we stick to what is right and correct what is wrong.
优质英语培训问答知识库